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American Museum of Natural History.

Northern Lights Color Changing Mug

$10.80 Member Price

With the use of heat sensitive technology and detailed satellite imagery, you can watch the fantastic colors of the Northern Lights appear while you are having your morning brew. When hot liquid warms the mug, the dark night sky slowly transforms into a bright and colorful picture. Ceramic mug holds 10 oz. Hand wash only. Not suitable for microwave or dishwasher.